20 lines
694 B
JavaScript
20 lines
694 B
JavaScript
export const cachedData = new Map();
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export const getCurrentHoverElement = () => cachedData.get('current');
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export const setCurrentHoverElement = el => cachedData.set('current', el);
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export const addInteractionClass = d => {
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let charCount = 0;
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const line = document.getElementById(`LC${d.start_line + 1}`);
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const el = [...line.childNodes].find(({ textContent }) => {
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if (charCount === d.start_char) return true;
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charCount += textContent.length;
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return false;
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});
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if (el) {
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el.setAttribute('data-char-index', d.start_char);
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el.setAttribute('data-line-index', d.start_line);
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el.classList.add('cursor-pointer', 'code-navigation', 'js-code-navigation');
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}
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};
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